Two Blocks Connected by a String Are Pulled Across a Horizontal

question 59

Multiple Choice

Two blocks connected by a string are pulled across a horizontal surface by a force applied to one of the blocks, as shown. The coefficient of kinetic friction between the blocks and the surface is 0.25. If each block has an acceleration of 2.0 m/s² to the right, what is the magnitude F of the applied force?

• A) 25 N
• B) 18 N
• C) 11 N
• D) 14 N
• E) 7.0 N

Understand the historical development of cities and the role of industrialization.

Grasp the changing population patterns in cities over time and their socio-economic implications.

Recognize the role of power relations and profit motives in city growth.

Understand the critique of urban theories and their implications on urban life.

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Definitions:

Force Majeure

A legal clause exempting parties from fulfilling contractual obligations due to unforeseeable circumstances beyond their control, such as natural disasters.

Oral Agreement

A verbal commitment between two or more parties on a set of terms, which can be legally binding in certain circumstances.

Gifts and Gratuities

Items or payments given voluntarily without payment in return, often as a gesture of goodwill or for promotional purposes.

Commercial Bribery

The unethical or illegal practice of influencing the decisions of business personnel through unauthorised gifts or payments.